Bunny🐰

Bunny is a JavaScript library for music theory calculations, providing some common methods and constants for music theory calculations.

Installation

Install via npm:

npm install @emotionl/bunny --save

API

getScale(key: Note, mode: Mode, isSharp: boolean = true, withOctave: boolean = false): SingleNoteList

Gets the scale of a specified mode.

• key: The tonic of the scale.
• mode: The name of the mode.
• isSharp: Whether to use sharps or flats in the scale (default is true).
• withOctave: Whether to include an octave of notes (default is false).
• Returns: An array containing a list of notes.

getCircleOfFifthList(isSharp: boolean = true): CircleOfFifthList

Gets the circle of fifths for all modes.

• isSharp: Whether to use sharps or flats in the modes (default is true).
• Returns: An array of objects containing the name of the mode and the notes for the major and relative minor keys.

getNoteListByStep(startNote: Note, interval: Interval, amount: number, isSharp: boolean = true): SingleNoteList

Gets a list of notes starting from a specified note and following a specified interval pattern.

• startNote: The starting note.
• interval: The interval pattern.
• amount: The number of notes to include in the list.
• isSharp: Whether to use sharps or flats in the notes (default is true).
• Returns: An array containing a list of notes.

getModeSemitone(mode: Mode, withOctave: boolean = false): number[]

Gets the list of semitones for a specified mode.

• mode: The name of the mode.
• withOctave: Whether to include an octave of notes (default is false).
• Returns: An array containing a list of semitones.

getModeList(): ModeList

Gets the list of mode names.

• Returns: An array containing a list of mode names.

getModeInterval(mode: Mode, withOctave: boolean = false): Interval[]

Gets the list of intervals for a specified mode.

• mode: The name of the mode.
• withOctave: Whether to include an octave of notes (default is false).
• Returns: An array containing a list of intervals.

License

MIT.